French agreed that including the bill in negotiations over tax reform is a possible path for getting it into law next year.

But because Montana has no statewide sales tax, Baucus may be reluctant to push the legislation unless he gets some other tax provisions in exchange.

Under current law, states can only collect sales taxes from retailers that have a physical presence in their state. People who order items online from another state are supposed to declare the purchases on their tax forms, but few do.